The O-Ring, cataloged under National Stock Number 5331-01-329-1891, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Tld Wollard Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Tld Wollard Llc (CAGE 44185) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-329-1891 |
| Primary Part Number | W0634303045 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Tld Wollard Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| W0634303045 PRIMARY | Tld Wollard Llc (USA) |
| Reference | Meaning |
|---|---|
| 0634303045 | 5/9 Secondary reference Tld Wollard Llc |
NSN 5331-01-329-1891 is a O-Ring, manufactured by Tld Wollard Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-329-1891 has 1 manufacturer part number on file: W0634303045 (Tld Wollard Llc).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.